You can choose one of the following systems to pay (all via Stripe.com secure system)
Use your credit card on the secure Stripe.com system.
Does not require registration
Use your Postepay card on the secure Stripe.com system (Select "Credit Card"). Does not require registration
The most used payment method in the world... simple and fast. It takes 5 minutes to create your free online account (if you don't already have one) safely
Use your credit card on the secure Paypal system. Does not require registration
Use your Postepay card on the secure Paypal system. Does not require registration